loginmessage.java

JAVA解析MSNP15协议

package jm.framework.msn.msg;


/**
 * 数据信息包
 * 梦界家园MSNP15
 * @author ISHome
 * @since 0.5.0.1
 * @version 0.1
 */
public class LoginMessage extends BaseMessage{
	
    public LoginMessage() {
    	super();
    	setHeaderCommand("");    	
    }
	/**
	 * 转换成数据包
	 * @return
	 */
	protected String bodyToString() {
		StringBuffer buffer = new StringBuffer();
		buffer.append(headerCommand);
		if (trId >= 0) {
			buffer.append(" ").append(trId);
		}
		for (String param : params) {
			buffer.append(" ").append(param);
		}
		if (chunkData != null) { 
			buffer.append(" ").append(chunkData.length);
		}
		return buffer.toString();
	}

	@Override
	public String toString() {
		StringBuffer buffer = new StringBuffer();
		buffer.append(bodyToString());
		if (chunkData != null) {
			//buffer.append(StringUtil.CHATSET_UTF8.decode(chunkData));
		}
		return buffer.toString();
	}
	
    /**
     * 内部重新构造
     * @param data
     * @return
     */
	public void load(String data) {
		if (data.length() <= 3) {
			setHeaderCommand(data);
			return;
		}
		//SSO使用数据暂定
		if (data.indexOf("</Policies>") > 0) {
			data = data.substring(data.indexOf("</Policies>") + "</Policies>".length());
		}
		//分析数据
		String[] ss = data.split(" ");			
		if(ss.length>1){
			setHeaderCommand(ss[0]);
		}
		if(ss.length>2){
			try{
			setTransactionId(Integer.parseInt(ss[1]));
			}catch(Exception e){				
			}
		}
		if(ss.length>3){	
			for(int i =2;i<ss.length;i++){
				add(ss[i]);
			}
		}
	}
}